html,
body,
div,
header,
nav,
main,
aside,
article,
footer,
section,
span,
ul,
ol,
li,
p,
h1, h2, h3, h4, h5, h6,
form,
table {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

a,
a:hover,
a:focus {
    color: #000;
    text-decoration: none;
}

ul, ol {
    list-style: none;
}

input, button, textarea {
    border: 0;
    box-sizing: border-box;
    outline: none;
}



